#include <linux/init.h>
#include <linux/delay.h>
#include <linux/device.h>
-#include <linux/kernel.h>
+#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/i2c.h>
#include <linux/io.h>
-#include <linux/fs.h>
+#include <linux/fs.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
#include <linux/err.h>
-#include <linux/types.h>
+#include <linux/types.h>
#include <linux/proc_fs.h>
-#include <linux/fcntl.h>
+#include <linux/fcntl.h>
#include <linux/clk.h>
#include <linux/seq_file.h>
#include <linux/cdev.h>
-#include <linux/miscdevice.h>
+#include <linux/miscdevice.h>
#include <linux/version.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/regulator/machine.h>
#include <linux/log2.h>
#include <linux/gpio.h>
-//#include <mach/io.h>
-//#include <mach/gpio.h>
-//#include <mach/iomux.h>
-//#include <mach/cru.h>
#include <linux/rockchip/cpu.h>
#include <linux/rockchip/iomap.h>
#include <linux/rockchip/grf.h>
-//#include <asm/gpio.h>
-//#include <asm/system.h>
#include <asm/uaccess.h>
-
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/consumer.h>
#include <media/camsys_head.h>
#include <linux/rockchip-iovmm.h>
-
-
/*
-* C A M S Y S D R I V E R V E R S I O N
+* C A M S Y S D R I V E R V E R S I O N
*
*v0.0.1:
* 1) test version;
*v0.0.6:
* 1) iomux d0 d1 for cif phy raw10 in rk319x after i2c operated;
* 2) check mis value in camsys_irq_connect;
-* 3) add soft rest callback;
+ 3) add soft rest callback;
*v0.7.0:
-* 1) check extdev is activate or not before delete from camsys_dev active list;
+ 1) check extdev is activate or not before delete from
+ camsys_dev active list;
*v0.8.0:
-* 1) fix deregister a unregister extdev oops in camsys_extdev_deregister;
+ 1) fix deregister a unregister extdev oops
+ in camsys_extdev_deregister;
*v0.9.0: 1) set isp freq to 210M
*v0.a.0:
-* 1) fix camsys_i2c_write and camsys_i2c_write can't support reg_size=0;
+ 1) fix camsys_i2c_write and camsys_i2c_write
+ can't support reg_size=0;
*v0.b.0:
- 1) control ddr freq by marvin self other than by clk unit.
+ 1) control ddr freq by marvin self other than by clk unit.
*v0.c.0:
* 1) add flash_trigger_out control
*v0.d.0:
*v0.e.0:
* 1) isp_clk 208.8M for 1lane, isp_clk 416.6M for 2lane;
*v0.f.0:
- 1) mi_mis register may read erro, this may cause mistaken mi frame_end irqs.
+ 1) mi_mis register may read erro, this may cause
+ mistaken mi frame_end irqs.
*v0.0x10.0:
- 1) add flash_prelight control.
+ 1) add flash_prelight control.
*v0.0x11.0:
- 1) raise qos of isp up to the same as lcdc.
+ 1) raise qos of isp up to the same as lcdc.
*v0.0x12.0:
- 1) support iommu.
+ 1) support iommu.
*v0.0x13.0:
- 1) camsys_extdev_register return failed when this dev_id has been registered;
- 2) add support JPG irq connect;
+ 1) camsys_extdev_register return failed when this
+ dev_id has been registered;
+ 2) add support JPG irq connect;
*v0.0x14.0:
- 1) camsys_extdev_register return -EBUSY when this dev_id has been registered;
+ 1) camsys_extdev_register return -EBUSY when this
+ dev_id has been registered;
*v0.0x15.0:
- 1) check extdev name when dev_id has been registered;
+ 1) check extdev name when dev_id has been registered;
*v0.0x16.0:
- 1) enable or disable IOMMU just depending on CONFIG_ROCKCHIP_IOMMU.
+ 1) enable or disable IOMMU just depending
+ on CONFIG_ROCKCHIP_IOMMU.
*v0.0x17.0:
- 1) isp iommu status depend on vpu iommu status.
+ 1) isp iommu status depend on vpu iommu status.
*v0.0x18.0:
- 1) add flashlight RT8547 driver
- 2) support torch mode
+ 1) add flashlight RT8547 driver
+ 2) support torch mode
*v0.0x19.0:
- 1) set CONFIG_CAMSYS_DRV disable as default,enable in defconfig file if needed.
+ 1) set CONFIG_CAMSYS_DRV disable as default,
+ enable in defconfig file if needed.
*v0.0x1a.0:
- 1) vpu_node changed from "vpu_service" to "rockchip,vpu_sub"
+ 1) vpu_node changed from "vpu_service" to "rockchip,vpu_sub"
*v0.0x1b.0:
- 1) use of_find_node_by_name to get vpu node instead of of_find_compatible_node
+ 1) use of_find_node_by_name to get vpu node
+ instead of of_find_compatible_node
*v0.0x1c.0:
- 1) support rk3368.
+ 1) support rk3368.
*v0.0x1d.0:
- 1) enable aclk_rga for rk3368, otherwise, isp reset will cause system halted.
+ 1) enable aclk_rga for rk3368, otherwise,
+ isp reset will cause system halted.
*v0.0x1e.0:
- 1) dts remove aclk_rga, change aclk_isp from <clk_gates17 0> to <&clk_gates16 0>.
- 2) add rl3369 pd_isp enable/disable.
+ 1) dts remove aclk_rga, change aclk_isp
+ from <clk_gates17 0> to <&clk_gates16 0>.
+ 2) add rl3369 pd_isp enable/disable.
*v0.0x1f.0:
- 1) GPIO(gpio7 GPIO_B5) is EBUSY when register after factory reset, but after power on ,it's normal.
+ 1) GPIO(gpio7 GPIO_B5) is EBUSY
+ when register after factory reset,
+ but after power on ,it's normal.
*v0.0x20.0:
- 1) rk3368 camera: hold vio0 noc clock during the camera work, fixed isp iommu stall failed.
+ 1) rk3368 camera: hold vio0 noc clock during the camera work,
+ fixed isp iommu stall failed.
*v0.0x21.0:
- 1) add isp-dvp-d4d11 iomux support.
+ 1) add isp-dvp-d4d11 iomux support.
+*v0.0x21.1:
+ 1) support rk3368-sheep kernel ver4.4.
+*v0.0x21.2:
+ 1) support rk3399.
+*v0.0x21.3:
+ 1) some modifications.
+*v0.0x21.4:
+ 1) modify for rk3399.
+*v0.0x21.5:
+ 1) modify for mipiphy hsfreqrange.
+*v0.0x21.6:
+ 1) support drm iommu.
+*v0.0x21.7:
+* 1) remove memset function wrong called code.
+*v0.0x21.8:
+* 1) flash module exist risk, fix up it.
+*v0.0x21.9:
+ 1) fix drm iommu crash.
+ if process cameraserver was died during streaming, iommu resource
+ was not released correctly. when cameraserver was recovered and
+ streaming again, iommu resource may be conflicted.
+*v0.0x21.0xa:
+ 1) clock clk_vio0_noc would cause mipi lcdc no display on 3368h, remove it.
*/
-#define CAMSYS_DRIVER_VERSION KERNEL_VERSION(0,0x21,0)
-
+#define CAMSYS_DRIVER_VERSION KERNEL_VERSION(0, 0x21, 0xa)
#define CAMSYS_PLATFORM_DRV_NAME "RockChip-CamSys"
#define CAMSYS_PLATFORM_MARVIN_NAME "Platform_MarvinDev"
#define CAMSYS_REGISTER_MEM_NAME CAMSYS_REGISTER_RES_NAME
#define CAMSYS_I2C_MEM_NAME "CamSys_I2cMem"
-#define CAMSYS_MIPIPHY_MEM_NAME CAMSYS_REGISTER_MIPIPHY_RES_NAME
+#define CAMSYS_MIPIPHY_MEM_NAME \
+ CAMSYS_REGISTER_MIPIPHY_RES_NAME
-#define CAMSYS_NAMELEN_MIN(a) ((strlen(a)>(CAMSYS_NAME_LEN-1))?(CAMSYS_NAME_LEN-1):strlen(a))
+#define CAMSYS_NAMELEN_MIN(a) \
+ ((strlen(a) > (CAMSYS_NAME_LEN-1))?(CAMSYS_NAME_LEN-1):strlen(a))
#define CAMSYS_IRQPOOL_NUM 128
+#define CAMSYS_DMA_BUF_MAX_NUM 32
extern unsigned int camsys_debug;
-#define camsys_trace(level, msg,...) \
+#define camsys_trace(level, msg, ...) \
do { \
if (camsys_debug >= level) \
- printk("D%d:%s(%d): " msg "\n",level, __FUNCTION__,__LINE__, ## __VA_ARGS__); \
+ printk("D%d:%s(%d): " msg "\n", level,\
+ __FUNCTION__, __LINE__, ## __VA_ARGS__); \
} while (0)
-#define camsys_warn(msg,...) printk(KERN_ERR "W:%s(%d): " msg "\n", __FUNCTION__,__LINE__, ## __VA_ARGS__)
-#define camsys_err(msg,...) printk(KERN_ERR "E:%s(%d): " msg "\n", __FUNCTION__,__LINE__, ## __VA_ARGS__)
-
+#define camsys_warn(msg, ...) \
+ printk(KERN_ERR "W:%s(%d): " msg "\n", __FUNCTION__,\
+ __LINE__, ## __VA_ARGS__)
+#define camsys_err(msg, ...) \
+ printk(KERN_ERR "E:%s(%d): " msg "\n", __FUNCTION__,\
+ __LINE__, ## __VA_ARGS__)
typedef struct camsys_irqstas_s {
- camsys_irqsta_t sta;
- struct list_head list;
+ camsys_irqsta_t sta;
+ struct list_head list;
} camsys_irqstas_t;
typedef struct camsys_irqpool_s {
- pid_t pid;
- unsigned int timeout; //us
- unsigned int mis;
- unsigned int icr;
-
-
- spinlock_t lock; // lock for list
- camsys_irqstas_t pool[CAMSYS_IRQPOOL_NUM];
- struct list_head active;
- struct list_head deactive;
-
- struct list_head list;
-
- wait_queue_head_t done;
+ pid_t pid;
+ unsigned int timeout;/* us */
+ unsigned int mis;
+ unsigned int icr;
+ spinlock_t lock;/* lock for list */
+ camsys_irqstas_t pool[CAMSYS_IRQPOOL_NUM];
+ struct list_head active;
+ struct list_head deactive;
+
+ struct list_head list;
+
+ wait_queue_head_t done;
} camsys_irqpool_t;
typedef struct camsys_irq_s {
- unsigned int irq_id;
-
- spinlock_t lock; //lock for timeout and irq_connect in ioctl
- //unsigned int timeout;
-
- //wait_queue_head_t irq_done;
-
- struct list_head irq_pool;
+ unsigned int irq_id;
+ /* lock for timeout and irq_connect in ioctl */
+ spinlock_t lock;
+ struct list_head irq_pool;
} camsys_irq_t;
typedef struct camsys_meminfo_s {
- unsigned char name[32];
- unsigned long phy_base;
- unsigned long vir_base;
- unsigned int size;
- unsigned int vmas;
-
- struct list_head list;
-
+ unsigned char name[32];
+ unsigned long phy_base;
+ unsigned long vir_base;
+ unsigned int size;
+ unsigned int vmas;
+ struct list_head list;
} camsys_meminfo_t;
typedef struct camsys_devmems_s {
- camsys_meminfo_t *registermem;
- camsys_meminfo_t *i2cmem;
- struct list_head memslist;
+ camsys_meminfo_t *registermem;
+ camsys_meminfo_t *i2cmem;
+ struct list_head memslist;
} camsys_devmems_t;
typedef struct camsys_regulator_s {
- struct regulator *ldo;
- int min_uv;
- int max_uv;
+ struct regulator *ldo;
+ int min_uv;
+ int max_uv;
} camsys_regulator_t;
typedef struct camsys_gpio_s {
- unsigned int io;
- unsigned int active;
+ unsigned int io;
+ unsigned int active;
} camsys_gpio_t;
typedef struct camsys_flash_s {
- camsys_gpio_t fl;
- camsys_gpio_t fl_en;
- void* ext_fsh_dev;
- //flash call back
+ camsys_gpio_t fl;
+ camsys_gpio_t fl_en;
+ void *ext_fsh_dev;
} camsys_flash_t;
typedef struct camsys_extdev_s {
- unsigned char dev_name[CAMSYS_NAME_LEN];
- unsigned int dev_id;
- camsys_regulator_t avdd;
- camsys_regulator_t dovdd;
- camsys_regulator_t dvdd;
- camsys_regulator_t afvdd;
-
- camsys_gpio_t pwrdn;
- camsys_gpio_t rst;
- camsys_gpio_t afpwr;
- camsys_gpio_t afpwrdn;
+ unsigned char dev_name[CAMSYS_NAME_LEN];
+ unsigned int dev_id;
+ camsys_regulator_t avdd;
+ camsys_regulator_t dovdd;
+ camsys_regulator_t dvdd;
+ camsys_regulator_t afvdd;
+ camsys_gpio_t pwrdn;
+ camsys_gpio_t rst;
+ camsys_gpio_t afpwr;
+ camsys_gpio_t afpwrdn;
camsys_gpio_t pwren;
-
- camsys_flash_t fl;
-
- camsys_extdev_phy_t phy;
- camsys_extdev_clk_t clk;
-
- unsigned int dev_cfg;
-
- struct platform_device *pdev;
-
- struct list_head list;
- struct list_head active;
+ camsys_flash_t fl;
+ camsys_extdev_phy_t phy;
+ camsys_extdev_clk_t clk;
+ unsigned int dev_cfg;
+ struct platform_device *pdev;
+ struct list_head list;
+ struct list_head active;
} camsys_extdev_t;
-typedef struct camsys_phyinfo_s {
- unsigned int phycnt;
- void *clk;
- camsys_meminfo_t *reg;
-
- int (*clkin_cb)(void *ptr, unsigned int on);
- int (*ops) (void *ptr, camsys_mipiphy_t *phy);
- int (*remove)(struct platform_device *pdev);
+ typedef struct camsys_phyinfo_s {
+ unsigned int phycnt;
+ void *clk;
+ camsys_meminfo_t *reg;
+ int (*clkin_cb)(void *ptr, unsigned int on);
+ int (*ops)(void *ptr, camsys_mipiphy_t *phy);
+ int (*remove)(struct platform_device *pdev);
} camsys_phyinfo_t;
typedef struct camsys_exdevs_s {
- struct mutex mut;
- struct list_head list;
- struct list_head active;
+ struct mutex mut;
+ struct list_head list;
+ struct list_head active;
} camsys_exdevs_t;
-typedef struct camsys_dev_s {
- unsigned int dev_id;
+typedef struct camsys_dma_buf_s {
+ struct dma_buf *dma_buf;
+ struct dma_buf_attachment *attach;
+ struct sg_table *sgt;
+ dma_addr_t dma_addr;
+ int fd;
+} camsys_dma_buf_t;
- camsys_irq_t irq;
- camsys_devmems_t devmems;
- struct miscdevice miscdev;
- void *clk;
-
- camsys_phyinfo_t *mipiphy;
- camsys_phyinfo_t cifphy;
+typedef struct camsys_dev_s {
+ unsigned int dev_id;
+ camsys_irq_t irq;
+ camsys_devmems_t devmems;
+ struct miscdevice miscdev;
+ void *clk;
+ camsys_phyinfo_t *mipiphy;
+ camsys_phyinfo_t cifphy;
- camsys_exdevs_t extdevs;
- struct list_head list;
- struct platform_device *pdev;
+ camsys_exdevs_t extdevs;
+ struct list_head list;
+ struct platform_device *pdev;
- void *soc;
+ void *soc;
camsys_meminfo_t *csiphy_reg;
-
- int (*clkin_cb)(void *ptr, unsigned int on);
- int (*clkout_cb)(void *ptr,unsigned int on,unsigned int clk);
- int (*reset_cb)(void *ptr, unsigned int on);
- int (*phy_cb) (camsys_extdev_t *extdev, camsys_sysctrl_t *devctl, void* ptr);
- int (*iomux)(camsys_extdev_t *extdev,void *ptr);
- int (*platform_remove)(struct platform_device *pdev);
- int (*flash_trigger_cb)(void *ptr,int mode , unsigned int on);
- int (*iommu_cb)(void *ptr,camsys_sysctrl_t *devctl);
+ camsys_meminfo_t *dsiphy_reg;
+ camsys_meminfo_t *isp0_reg;
+
+ unsigned long rk_grf_base;
+ unsigned long rk_cru_base;
+ unsigned long rk_isp_base;
+
+ struct iommu_domain *domain;
+ camsys_dma_buf_t dma_buf[CAMSYS_DMA_BUF_MAX_NUM];
+ int dma_buf_cnt;
+
+ int (*clkin_cb)(void *ptr, unsigned int on);
+ int (*clkout_cb)(void *ptr, unsigned int on, unsigned int clk);
+ int (*reset_cb)(void *ptr, unsigned int on);
+
+ int (*phy_cb)
+ (camsys_extdev_t *extdev,
+ camsys_sysctrl_t *devctl, void *ptr);
+ int (*iomux)(camsys_extdev_t *extdev, void *ptr);
+ int (*platform_remove)(struct platform_device *pdev);
+ int (*flash_trigger_cb)(void *ptr, int mode, unsigned int on);
+ int (*iommu_cb)(void *ptr, camsys_sysctrl_t *devctl);
} camsys_dev_t;
-static inline camsys_extdev_t* camsys_find_extdev(unsigned int dev_id, camsys_dev_t *camsys_dev)
+static inline camsys_extdev_t *camsys_find_extdev(
+unsigned int dev_id, camsys_dev_t *camsys_dev)
{
- camsys_extdev_t *extdev;
-
- if (!list_empty(&camsys_dev->extdevs.list)) {
- list_for_each_entry(extdev, &camsys_dev->extdevs.list, list) {
- if (extdev->dev_id == dev_id) {
- return extdev;
- }
- }
- }
- return NULL;
+ camsys_extdev_t *extdev = NULL;
+
+ if (!list_empty(&camsys_dev->extdevs.list)) {
+ list_for_each_entry(extdev,
+ &camsys_dev->extdevs.list, list) {
+ if (extdev->dev_id == dev_id) {
+ return extdev;
+ }
+ }
+ }
+ return NULL;
}
-static inline camsys_meminfo_t* camsys_find_devmem(char *name, camsys_dev_t *camsys_dev)
+static inline camsys_meminfo_t *camsys_find_devmem(
+char *name, camsys_dev_t *camsys_dev)
{
- camsys_meminfo_t *devmem;
-
- if (!list_empty(&camsys_dev->devmems.memslist)) {
- list_for_each_entry(devmem, &camsys_dev->devmems.memslist, list) {
- if (strcmp(devmem->name, name) == 0) {
- return devmem;
- }
- }
- }
- camsys_err("%s memory have not been find in %s!",name,dev_name(camsys_dev->miscdev.this_device));
- return NULL;
+ camsys_meminfo_t *devmem;
+
+ if (!list_empty(&camsys_dev->devmems.memslist)) {
+ list_for_each_entry(devmem,
+ &camsys_dev->devmems.memslist, list) {
+ if (strcmp(devmem->name, name) == 0) {
+ return devmem;
+ }
+ }
+ }
+ camsys_err("%s memory have not been find in %s!",
+ name, dev_name(camsys_dev->miscdev.this_device));
+ return NULL;
}
-
-static inline int camsys_sysctl_extdev(camsys_extdev_t *extdev, camsys_sysctrl_t *devctl, camsys_dev_t *camsys_dev)
+static inline int camsys_sysctl_extdev(
+camsys_extdev_t *extdev, camsys_sysctrl_t *devctl, camsys_dev_t *camsys_dev)
{
- int err = 0;
- camsys_regulator_t *regulator;
- camsys_gpio_t *gpio;
-
- if ((devctl->ops>CamSys_Vdd_Start_Tag) && (devctl->ops < CamSys_Vdd_End_Tag)) {
- regulator = &extdev->avdd;
- regulator += devctl->ops-1;
-
- if (!IS_ERR_OR_NULL(regulator->ldo)) {
- if (devctl->on) {
- err = regulator_set_voltage(regulator->ldo,regulator->min_uv,regulator->max_uv);
- err |= regulator_enable(regulator->ldo);
- camsys_trace(1,"Sysctl %d success, regulator set (%d,%d) uv!",devctl->ops, regulator->min_uv,regulator->max_uv);
- } else {
- while(regulator_is_enabled(regulator->ldo)>0)
- regulator_disable(regulator->ldo);
- camsys_trace(1,"Sysctl %d success, regulator off!",devctl->ops);
- }
- } else {
- //camsys_err("Sysctl %d failed, because regulator ldo is NULL!",devctl->ops);
- err = -EINVAL;
- goto end;
- }
- } else if ((devctl->ops>CamSys_Gpio_Start_Tag) && (devctl->ops < CamSys_Gpio_End_Tag)) {
- gpio = &extdev->pwrdn;
- gpio += devctl->ops - CamSys_Gpio_Start_Tag -1;
-
- if (gpio->io != 0xffffffff) {
- if (devctl->on) {
- gpio_direction_output(gpio->io, gpio->active);
- gpio_set_value(gpio->io, gpio->active);
- camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, gpio->active);
- } else {
- gpio_direction_output(gpio->io, !gpio->active);
- gpio_set_value(gpio->io, !gpio->active);
- camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, !gpio->active);
- }
- } else {
- camsys_err("Sysctl %d failed, because gpio is NULL!",devctl->ops);
- err = -EINVAL;
- goto end;
- }
- } else if (devctl->ops == CamSys_ClkIn) {
- if (camsys_dev->clkout_cb)
- camsys_dev->clkout_cb(camsys_dev,devctl->on,extdev->clk.in_rate);
- } else if (devctl->ops == CamSys_Phy) {
- if (camsys_dev->phy_cb)
- (camsys_dev->phy_cb)(extdev,devctl,(void*)camsys_dev);
- }
+ int err = 0;
+ camsys_regulator_t *regulator;
+ camsys_gpio_t *gpio;
+
+ if ((devctl->ops > CamSys_Vdd_Start_Tag) &&
+ (devctl->ops < CamSys_Vdd_End_Tag)) {
+ regulator = &extdev->avdd;
+ regulator += devctl->ops-1;
+
+ if (!IS_ERR_OR_NULL(regulator->ldo)) {
+ if (devctl->on) {
+ err = regulator_set_voltage(
+ regulator->ldo, regulator->min_uv,
+ regulator->max_uv);
+ err |= regulator_enable(regulator->ldo);
+ camsys_trace(1,
+ "Sysctl %d success, regulator set (%d,%d) uv!",
+ devctl->ops, regulator->min_uv,
+ regulator->max_uv);
+ } else {
+ while (regulator_is_enabled(regulator->ldo) > 0)
+ regulator_disable(regulator->ldo);
+ camsys_trace(1,
+ "Sysctl %d success, regulator off!",
+ devctl->ops);
+ }
+ } else {
+ err = -EINVAL;
+ goto end;
+ }
+ } else if ((devctl->ops > CamSys_Gpio_Start_Tag) &&
+ (devctl->ops < CamSys_Gpio_End_Tag)) {
+ gpio = &extdev->pwrdn;
+ gpio += devctl->ops - CamSys_Gpio_Start_Tag -1;
+
+ if (gpio->io != 0xffffffff) {
+ if (devctl->on) {
+ gpio_direction_output(gpio->io, gpio->active);
+ gpio_set_value(gpio->io, gpio->active);
+ camsys_trace(1,
+ "Sysctl %d success, gpio(%d) set %d",
+ devctl->ops, gpio->io, gpio->active);
+ } else {
+ gpio_direction_output(gpio->io, !gpio->active);
+ gpio_set_value(gpio->io, !gpio->active);
+ camsys_trace(1,
+ "Sysctl %d success, gpio(%d) set %d",
+ devctl->ops, gpio->io, !gpio->active);
+ }
+ } else {
+ camsys_err("Sysctl %d failed, because gpio is NULL!",
+ devctl->ops);
+ err = -EINVAL;
+ goto end;
+ }
+ } else if (devctl->ops == CamSys_ClkIn) {
+ if (camsys_dev->clkout_cb)
+ camsys_dev->clkout_cb
+ (camsys_dev, devctl->on,
+ extdev->clk.in_rate);
+ } else if (devctl->ops == CamSys_Phy) {
+ if (camsys_dev->phy_cb)
+ (camsys_dev->phy_cb)
+ (extdev, devctl,
+ (void *)camsys_dev);
+ }
end:
- return err;
+ return err;
}
extern struct file_operations camsys_fops;
projects / firefly-linux-kernel-4.4.55.git / blobdiff